Answer:
What can be cracked before it's used?
Die without me, never thank me. Walk right through me, never feel me. What am I?
With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?
Of these things - I have two. One for me - and one for you. And when you ask about the price I simply smile and nod twice.
I save lives on the ground and in the air
Whatโs a carpetโs favorite sport?